Simultaneous spontaneous pneumothorax and colonic perforation in a patient with rectosigmoid carcinoma with metastases: A complex multisystem presentation. Indian Journal of Case Reports, [S. l.], v. 12, n. 2, p. 103–106, 2026. DOI: 10.32677/ijcr.v12i2.7969. Disponível em: https://www.mansapublishers.com/ijcr/article/view/7969. Acesso em: 27 apr. 2026.